Placental Site Trophoblastic Tumor

An uncommon variant of CHORIOCARCINOMA. It is composed almost entirely of mononuclear cytotrophoblasts (TROPHOBLASTS). Because its secretion of hCG (CHORIONIC GONADOTROPIN) is low, a large tumor may develop before the hCG can be detected.

Also Known As:

Trophoblastic Tumor, Placental Site; Trophoblastic Tumor, Placental; Placental Trophoblastic Tumor; Placental Trophoblastic Tumors; Placental-Site Trophoblastic Tumors; Trophoblastic Tumor, Placental-Site; Trophoblastic Tumors, Placental; Trophoblastic Tumors, Placental-Site; Tumor, Placental Trophoblastic; Tumor, Placental-Site Trophoblastic; Tumors, Placental Trophoblastic; Tumors, Placental-Site Trophoblastic; Placental-Site Trophoblastic Tumor

Neoplasms: 1324753
- Neoplasms by Histologic Type: 2
  - Germ Cell and Embryonal Neoplasms: 4454
    - Trophoblastic Neoplasms: 484
      - Choriocarcinoma: 3232
        Placental Site Trophoblastic Tumor: 103
  - Glandular and Epithelial Neoplasms: 439
    - Carcinoma: 141855
      - Adenocarcinoma: 58365
        Choriocarcinoma: 3232
        Placental Site Trophoblastic Tumor: 103
- Neoplastic Pregnancy Complications
  - Trophoblastic Neoplasms: 484
    - Choriocarcinoma: 3232
      - Placental Site Trophoblastic Tumor: 103
Urogenital Diseases: 126
- Female Urogenital Diseases and Pregnancy Complications
  - Pregnancy Complications: 2961
    - Neoplastic Pregnancy Complications
      - Trophoblastic Neoplasms: 484
        Choriocarcinoma: 3232
        Placental Site Trophoblastic Tumor: 103

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